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fix rdar://8456389 - llvm-mc mismatch with 'as' on 'fstp'
-This line, and those below, will be ignored-- M test/MC/AsmParser/X86/x86_instructions.s M lib/Target/X86/AsmParser/X86AsmParser.cpp llvm-svn: 114527
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@ -1015,6 +1015,14 @@ ParseInstruction(StringRef Name, SMLoc NameLoc,
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Operands[0] = X86Operand::CreateToken("movsl", NameLoc);
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}
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// fstp <mem> -> fstps <mem>. Without this, we'll default to fstpl due to
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// suffix searching.
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if (Name == "fstp" && Operands.size() == 2 &&
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static_cast<X86Operand*>(Operands[1])->isMem()) {
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delete Operands[0];
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Operands[0] = X86Operand::CreateToken("fstps", NameLoc);
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}
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return false;
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}
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@ -310,3 +310,9 @@ enter $0x7ace,$0
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enter $0x7ace,$1
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enter $0x7ace,$0x7f
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// rdar://8456389
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// CHECK: fstps (%eax)
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// CHECK: encoding: [0xd9,0x18]
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fstp (%eax)
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